13261845

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{709}}^1$

素因数の和:789

約数の個数: 32

約数和(自身を含む): 22492800

約数和(自身を除く): 9230955

約数列:

[1, 3, 5, 15, 29, 43, 87, 129, 145, 215, 435, 645, 709, 1247, 2127, 3545, 3741, 6235, 10635, 18705, 20561, 30487, 61683, 91461, 102805, 152435, 308415, 457305, 884123, 2652369, 4420615, 13261845]

約数ペア:

[(1, 13261845), (3, 4420615), (5, 2652369), (15, 884123), (29, 457305), (43, 308415), (87, 152435), (129, 102805), (145, 91461), (215, 61683), (435, 30487), (645, 20561), (709, 18705), (1247, 10635), (2127, 6235), (3545, 3741)]